public class Example2_1 {
	public static void main (String args[]) {
		float x = 0.4f;
		double y = 0.4;
		System.out.printf("%20.15f\n",x);
		System.out.printf("%20.15f\n",y);
		if (x==y){
			System.out.println("x==y");
		}
		else {
			System.out.println("x!=y");
		}
	}
}
